<!DOCTYPE html>
<html lang="en">

    <head>
        <meta charset="UTF-8">
        <meta http-equiv="X-UA-Compatible" content="IE=edge">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>瑞吉外卖管理端</title>
        <link rel="shortcut icon" href="../../favicon.ico">
        <!-- 引入样式 -->
        <link rel="stylesheet" href="../../plugins/element-ui/index.css"/>
        <link rel="stylesheet" href="../../styles/common.css">
        <link rel="stylesheet" href="../../styles/login.css">
        <link rel="stylesheet" href="../../styles/icon/iconfont.css"/>
        <style>
            .body {
                min-width: 1366px;
            }
        </style>
    </head>

    <body>
        <div class="login" id="login-app">
            <div class="login-box">
                <img src="../../images/login/login-l.png" alt="">
                <div class="login-form">
                    <el-form ref="loginForm" :model="loginForm" :rules="loginRules">
                        <div class="login-form-title">
                            <img src="../../images/login/logo.png" style="width:139px;height:42px;" alt=""/>
                        </div>
                        <el-form-item prop="username">
                            <el-input v-model="loginForm.username" type="text" auto-complete="off" placeholder="账号"
                                      maxlength="20"
                                      prefix-icon="iconfont icon-user"/>
                        </el-form-item>
                        <el-form-item prop="password">
                            <el-input v-model="loginForm.password" type="password" placeholder="密码"
                                      prefix-icon="iconfont icon-lock" maxlength="20"
                                      @keyup.enter.native="handleLogin"/>
                        </el-form-item>
                        <el-form-item style="width:100%;">
                            <el-button :loading="loading" class="login-btn" size="medium" type="primary"
                                       style="width:100%;"
                                       @click.native.prevent="handleLogin">
                                <span v-if="!loading">登录</span>
                                <span v-else>登录中...</span>
                            </el-button>
                        </el-form-item>
                    </el-form>
                </div>
            </div>
        </div>

        <!-- 开发环境版本，包含了有帮助的命令行警告 -->
        <script src="../../plugins/vue/vue.js"></script>
        <!-- 引入组件库 -->
        <script src="../../plugins/element-ui/index.js"></script>
        <!-- 引入axios -->
        <script src="../../plugins/axios/axios.min.js"></script>
        <script src="../../js/request.js"></script>
        <script src="../../js/validate.js"></script>
        <script src="../../api/login.js"></script>

        <script>
            new Vue({
                el: '#login-app',
                data() {
                    return {
                        loginForm: {
                            username: 'admin',
                            password: '123456'
                        },
                        loading: false
                    }
                },
                computed: {
                    loginRules() {
                        const validateUsername = (rule, value, callback) => {
                            if (value.length < 1) {
                                callback(new Error('请输入用户名'))
                            } else {
                                callback()
                            }
                        }
                        const validatePassword = (rule, value, callback) => {
                            if (value.length < 6) {
                                callback(new Error('密码必须在6位以上'))
                            } else {
                                callback()
                            }
                        }
                        return {
                            'username': [{'validator': validateUsername, 'trigger': 'blur'}],
                            'password': [{'validator': validatePassword, 'trigger': 'blur'}]
                        }
                    }
                },
                created() {
                },
                methods: {
                    async handleLogin() {
                        this.$refs.loginForm.validate(async (valid) => {
                            if (valid) {
                                this.loading = true
                                let res = await loginApi(this.loginForm)
                                if (String(res.code) === '1') { // 这里的1表示登录成功！
                                    localStorage.setItem('userInfo', JSON.stringify(res.data))
                                    window.location.href = '/backend/index.html'
                                } else {
                                    this.$message.error(res.msg)
                                    this.loading = false
                                }
                            }
                        })
                    }
                }
            })
        </script>
    </body>

</html>
